.map-wrap {
  border-left: 1px solid #ccc;
  border-top: 1px solid #ccc;
  width: 1200px;
  height: 800px;
  float: left;
}

.map-zone {
  position: relative;
  width: 1200px;
  height: 800px;

  background: -webkit-linear-gradient(top, transparent 39px, #ccc 40px), -webkit-linear-gradient(left, #97b0ff 39px, #ccc 40px);
  background: -moz-linear-gradient(top, transparent 39px, #ccc 40px), -moz-linear-gradient(left, transparent 39px, #ccc 40px);
  background: -o-linear-gradient(top, transparent 39px, #ccc 40px), -o-linear-gradient(left, transparent 39px, #ccc 40px);
  background: -ms-linear-gradient(top, transparent 39px, #ccc 40px), -ms-linear-gradient(left, transparent 39px, #ccc 40px);
  background: linear-gradient(top, transparent 39px, #ccc 40px), linear-gradient(left, transparent 39px, #ccc 40px);
  -webkit-background-size: 40px 40px;
  -moz-background-size: 40px 40px;
  background-size: 40px 40px;
}

.pass,
.start,
.end,
.current {
  position: absolute;
  width: 40px;
  height: 40px;
  background: #fff;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  line-height: 40px;
  text-align: center;
}

.start {
  background: yellow;
}

.end {
  background: red;
}

.current {
  color: red;
}

.right-area {
  float: left;
  margin-left: 20px;
}

.controls button {
  display: block;
  margin-bottom: 10px;
}
